Overwrite

Complete Overwrite of the Folder with the free shard. ServUO 57.3 has been added.

Server/Network/ByteQueue.cs

@@ -0,0 +1,147 @@
+#region References
+using System;
+#endregion
+
+namespace Server.Network
+{
+	public class ByteQueue
+	{
+		private int m_Head;
+		private int m_Tail;
+		private int m_Size;
+
+		private byte[] m_Buffer;
+
+		public int Length { get { return m_Size; } }
+
+		public ByteQueue()
+		{
+			m_Buffer = new byte[2048];
+		}
+
+		public void Clear()
+		{
+			m_Head = 0;
+			m_Tail = 0;
+			m_Size = 0;
+		}
+
+		private void SetCapacity(int capacity)
+		{
+			var newBuffer = new byte[capacity];
+
+			if (m_Size > 0)
+			{
+				if (m_Head < m_Tail)
+				{
+					Buffer.BlockCopy(m_Buffer, m_Head, newBuffer, 0, m_Size);
+				}
+				else
+				{
+					Buffer.BlockCopy(m_Buffer, m_Head, newBuffer, 0, m_Buffer.Length - m_Head);
+					Buffer.BlockCopy(m_Buffer, 0, newBuffer, m_Buffer.Length - m_Head, m_Tail);
+				}
+			}
+
+			m_Head = 0;
+			m_Tail = m_Size;
+			m_Buffer = newBuffer;
+		}
+
+		public byte GetPacketID()
+		{
+			if (m_Size >= 1)
+			{
+				return m_Buffer[m_Head];
+			}
+
+			return 0xFF;
+		}
+
+		public int GetPacketLength()
+		{
+			if (m_Size >= 3)
+			{
+				return (m_Buffer[(m_Head + 1) % m_Buffer.Length] << 8) | m_Buffer[(m_Head + 2) % m_Buffer.Length];
+			}
+
+			return 0;
+		}
+
+		public int Dequeue(byte[] buffer, int offset, int size)
+		{
+			if (size > m_Size)
+			{
+				size = m_Size;
+			}
+
+			if (size == 0)
+			{
+				return 0;
+			}
+
+            if (buffer != null)
+            {
+                if (m_Head < m_Tail)
+                {
+                    Buffer.BlockCopy(m_Buffer, m_Head, buffer, offset, size);
+                }
+                else
+                {
+                    int rightLength = (m_Buffer.Length - m_Head);
+
+                    if (rightLength >= size)
+                    {
+                        Buffer.BlockCopy(m_Buffer, m_Head, buffer, offset, size);
+                    }
+                    else
+                    {
+                        Buffer.BlockCopy(m_Buffer, m_Head, buffer, offset, rightLength);
+                        Buffer.BlockCopy(m_Buffer, 0, buffer, offset + rightLength, size - rightLength);
+                    }
+                }
+            }
+
+			m_Head = (m_Head + size) % m_Buffer.Length;
+			m_Size -= size;
+
+			if (m_Size == 0)
+			{
+				m_Head = 0;
+				m_Tail = 0;
+			}
+
+			return size;
+		}
+
+		public void Enqueue(byte[] buffer, int offset, int size)
+		{
+			if ((m_Size + size) > m_Buffer.Length)
+			{
+				SetCapacity((m_Size + size + 2047) & ~2047);
+			}
+
+			if (m_Head < m_Tail)
+			{
+				int rightLength = (m_Buffer.Length - m_Tail);
+
+				if (rightLength >= size)
+				{
+					Buffer.BlockCopy(buffer, offset, m_Buffer, m_Tail, size);
+				}
+				else
+				{
+					Buffer.BlockCopy(buffer, offset, m_Buffer, m_Tail, rightLength);
+					Buffer.BlockCopy(buffer, offset + rightLength, m_Buffer, 0, size - rightLength);
+				}
+			}
+			else
+			{
+				Buffer.BlockCopy(buffer, offset, m_Buffer, m_Tail, size);
+			}
+
+			m_Tail = (m_Tail + size) % m_Buffer.Length;
+			m_Size += size;
+		}
+	}
+}